Home / 149.66-206.58-94.43

Finding the Fourth Proportional to 149.66, 206.58 and 94.43

Calculator

Solution

The fourth proportional to 149.66, 206.58 and 94.43 is: 130.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.66 : 206.58 = 94.43 : x
  2. Step 2: Convert to fraction form
    149.66/206.58 = 94.43/x
  3. Step 3: Cross multiply
    149.66x = 206.58 × 94.43
  4. Step 4: Simplify right side
    149.66x = 19,508.22
  5. Step 5: Solve for x
    x = 19,508.22/149.66
  6. Step 6: Final answer
    x = 130.35

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.